textproduct: Rapid City

KEY MESSAGES

-Mild and dry into next week

-Fog possible tonight in south central SD

DISCUSSION

(This Afternoon Through Thursday) Issued at 1153 AM MST Fri Nov 6 2026

Mean western NOAM ridging will support mild and dry weather as Pac flow continues aloft. Weak/skirting impulses will support cool fronts at times to knock temps down a few degrees. Temps will be above normal in the period with the warmest days being this weekend, particularity Sunday when highs will average 20 degrees above normal. Areas of fog can be expected toward south central SD tonight. Any fog will quickly burn off Saturday morning with temps recovering nicely by afternoon. Breezy NW winds will develop Sat ahead of the next impulse moving across southern Canada, with a few gusts approaching 35 to 40 mph near the ND border. Otherwise, mild Saturday with highs in the 60s. Another stronger trough will take a similar path across southern Canada on Sunday, with warm conditions expected across the FA ahead of the system as highs reach in the 60s and 70s. Breezy south winds can also be expected, supporting elevated fire weather conds across parts of the area. Cool front will move through Sunday night. This will knock temps back down into the 50s and 60s for Monday. Zonal/mild Pac flow expected through next week, with mild and dry weather continuing, as periodic cool fronts move through.

AVIATION

(For the 18Z TAFS Through 18Z Saturday) Issued At 859 AM MST Fri Nov 6 2026

Expect IFR/LIFR conditions due to fog/stratus from central to south-central South Dakota starting around 07/03z and lasting through 06/17z. The KGCC/KRAP terminals should not be affected. Otherwise, VFR conditions are expected through the forecast period.

UNR WATCHES/WARNINGS/ADVISORIES

SD...None. WY...None.